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纳米晶Ni的分子动力学模拟研究
宿昊; 汤奇恒
Source Publication第十二届全国物理力学学术会议论文摘要集
2012
Pages53-53
Conference Name第十二届全国物理力学学术会议
Conference Date2012-11-12
Conference Place中国广西桂林
Abstract本文对纳米晶材料进行分子动力学模拟,揭示纳米晶材料在拉伸和剪切载荷作用下的孪晶结构的演化过程和力学性能的关系。结果发现孪晶结构的不稳定性与加载速率有关,而且拉伸载荷和剪切载荷导致的孪晶结构的破坏的机理有很大的区别。孪晶结构的拉伸破坏与晶体取向和载荷方向有关;孪晶结构的剪切破坏与剪切变形的大小有关系。
Keyword分子动力学模拟 Ni 纳米晶 孪晶结构 剪切载荷 拉伸载荷 晶体取向 载荷方向 剪切变形 力学性能 拉伸破坏 机理 不稳定性 剪切破坏 演化过程 加载速率
DepartmentLNM固体物理力学
Language中文
Document Type会议论文
Identifierhttp://dspace.imech.ac.cn/handle/311007/48624
Collection非线性力学国家重点实验室
Recommended Citation
GB/T 7714
宿昊,汤奇恒. 纳米晶Ni的分子动力学模拟研究[C]第十二届全国物理力学学术会议论文摘要集,2012:53-53.
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